diff options
Diffstat (limited to 'swaybar/render.c')
| -rw-r--r-- | swaybar/render.c | 388 |
1 files changed, 42 insertions, 346 deletions
diff --git a/swaybar/render.c b/swaybar/render.c index 6fc09078..2eaa0195 100644 --- a/swaybar/render.c +++ b/swaybar/render.c @@ -1,367 +1,63 @@ #include <stdlib.h> #include <stdint.h> #include <string.h> - -#include "client/cairo.h" -#include "client/pango.h" -#include "client/window.h" +#include <wlr/util/log.h> +#include "cairo.h" +#include "pango.h" +#include "pool-buffer.h" +#include "swaybar/bar.h" #include "swaybar/config.h" -#include "swaybar/status_line.h" #include "swaybar/render.h" -#ifdef ENABLE_TRAY -#include "swaybar/tray/tray.h" -#include "swaybar/tray/sni.h" -#endif -#include "log.h" - - -/* internal spacing */ -static int margin = 3; -static int ws_horizontal_padding = 5; -static double ws_vertical_padding = 1.5; -static int ws_spacing = 1; - -/** - * Renders a sharp line of any width and height. - * - * The line is drawn from (x,y) to (x+width,y+height) where width/height is 0 - * if the line has a width/height of one pixel, respectively. - */ -static void render_sharp_line(cairo_t *cairo, uint32_t color, double x, double y, double width, double height) { - cairo_set_source_u32(cairo, color); - - if (width > 1 && height > 1) { - cairo_rectangle(cairo, x, y, width, height); - cairo_fill(cairo); - } else { - if (width == 1) { - x += 0.5; - height += y; - width = x; - } - - if (height == 1) { - y += 0.5; - width += x; - height = y; - } - - cairo_move_to(cairo, x, y); - cairo_set_line_width(cairo, 1.0); - cairo_line_to(cairo, width, height); - cairo_stroke(cairo); - } -} - -static void render_block(struct window *window, struct config *config, struct status_block *block, double *x, bool edge, bool is_focused) { - int width, height, sep_width; - get_text_size(window->cairo, window->font, &width, &height, - window->scale, block->markup, "%s", block->full_text); - - int textwidth = width; - double block_width = width; - - if (width < block->min_width) { - width = block->min_width; - } - - *x -= width; - - if (block->border != 0 && block->border_left > 0) { - *x -= (block->border_left + margin); - block_width += block->border_left + margin; - } - - if (block->border != 0 && block->border_right > 0) { - *x -= (block->border_right + margin); - block_width += block->border_right + margin; - } - - // Add separator - if (!edge) { - if (config->sep_symbol) { - get_text_size(window->cairo, window->font, &sep_width, &height, - window->scale, false, "%s", config->sep_symbol); - if (sep_width > block->separator_block_width) { - block->separator_block_width = sep_width + margin * 2; - } - } - - *x -= block->separator_block_width; - } else { - *x -= margin; - } - - double pos = *x; - - block->x = (int)pos; - block->width = (int)block_width; - - // render background - if (block->background != 0x0) { - cairo_set_source_u32(window->cairo, block->background); - cairo_rectangle(window->cairo, pos - 0.5, 1, block_width, (window->height * window->scale) - 2); - cairo_fill(window->cairo); - } - - // render top border - if (block->border != 0 && block->border_top > 0) { - render_sharp_line(window->cairo, block->border, - pos - 0.5, - 1, - block_width, - block->border_top); - } - - // render bottom border - if (block->border != 0 && block->border_bottom > 0) { - render_sharp_line(window->cairo, block->border, - pos - 0.5, - (window->height * window->scale) - 1 - block->border_bottom, - block_width, - block->border_bottom); - } - - // render left border - if (block->border != 0 && block->border_left > 0) { - render_sharp_line(window->cairo, block->border, - pos - 0.5, - 1, - block->border_left, - (window->height * window->scale) - 2); - - pos += block->border_left + margin; - } - - // render text - double offset = 0; - - if (strncmp(block->align, "left", 5) == 0) { - offset = pos; - } else if (strncmp(block->align, "right", 5) == 0) { - offset = pos + width - textwidth; - } else if (strncmp(block->align, "center", 6) == 0) { - offset = pos + (width - textwidth) / 2; - } - - cairo_move_to(window->cairo, offset, margin); - cairo_set_source_u32(window->cairo, block->color); - pango_printf(window->cairo, window->font, window->scale, - block->markup, "%s", block->full_text); - - pos += width; +#include "wlr-layer-shell-unstable-v1-client-protocol.h" - // render right border - if (block->border != 0 && block->border_right > 0) { - pos += margin; - - render_sharp_line(window->cairo, block->border, - pos - 0.5, - 1, - block->border_right, - (window->height * window->scale) - 2); - - pos += block->border_right; - } - - // render separator - if (!edge && block->separator) { - if (is_focused) { - cairo_set_source_u32(window->cairo, config->colors.focused_separator); - } else { - cairo_set_source_u32(window->cairo, config->colors.separator); - } - if (config->sep_symbol) { - offset = pos + (block->separator_block_width - sep_width) / 2; - cairo_move_to(window->cairo, offset, margin); - pango_printf(window->cairo, window->font, window->scale, - false, "%s", config->sep_symbol); - } else { - cairo_set_line_width(window->cairo, 1); - cairo_move_to(window->cairo, pos + block->separator_block_width/2, - margin); - cairo_line_to(window->cairo, pos + block->separator_block_width/2, - (window->height * window->scale) - margin); - cairo_stroke(window->cairo); - } - } +static uint32_t render_to_cairo(cairo_t *cairo, struct swaybar *bar, + struct swaybar_output *output) { + struct swaybar_config *config = bar->config; -} - -static const char *strip_workspace_name(bool strip_num, const char *ws_name) { - bool strip = false; - int i; - - if (strip_num) { - int len = strlen(ws_name); - for (i = 0; i < len; ++i) { - if (!('0' <= ws_name[i] && ws_name[i] <= '9')) { - if (':' == ws_name[i] && i < len-1 && i > 0) { - strip = true; - ++i; - } - break; - } - } - } - - if (strip) { - return ws_name + i; - } - - return ws_name; -} - -void workspace_button_size(struct window *window, const char *workspace_name, int *width, int *height) { - const char *stripped_name = strip_workspace_name(swaybar.config->strip_workspace_numbers, workspace_name); - - get_text_size(window->cairo, window->font, width, height, - window->scale, true, "%s", stripped_name); - *width += 2 * ws_horizontal_padding; - *height += 2 * ws_vertical_padding; -} - -static void render_workspace_button(struct window *window, struct config *config, struct workspace *ws, double *x) { - const char *stripped_name = strip_workspace_name(config->strip_workspace_numbers, ws->name); - - struct box_colors box_colors; - if (ws->urgent) { - box_colors = config->colors.urgent_workspace; - } else if (ws->focused) { - box_colors = config->colors.focused_workspace; - } else if (ws->visible) { - box_colors = config->colors.active_workspace; - } else { - box_colors = config->colors.inactive_workspace; - } - - int width, height; - workspace_button_size(window, stripped_name, &width, &height); - - // background - cairo_set_source_u32(window->cairo, box_colors.background); - cairo_rectangle(window->cairo, *x, 1.5, width - 1, height); - cairo_fill(window->cairo); - - // border - cairo_set_source_u32(window->cairo, box_colors.border); - cairo_rectangle(window->cairo, *x, 1.5, width - 1, height); - cairo_stroke(window->cairo); - - // text - cairo_set_source_u32(window->cairo, box_colors.text); - cairo_move_to(window->cairo, (int)*x + ws_horizontal_padding, margin); - pango_printf(window->cairo, window->font, window->scale, - true, "%s", stripped_name); - - *x += width + ws_spacing; -} - -static void render_binding_mode_indicator(struct window *window, struct config *config, double pos) { - int width, height; - get_text_size(window->cairo, window->font, &width, &height, - window->scale, false, "%s", config->mode); - - // background - cairo_set_source_u32(window->cairo, config->colors.binding_mode.background); - cairo_rectangle(window->cairo, pos, 1.5, width + ws_horizontal_padding * 2 - 1, - height + ws_vertical_padding * 2); - cairo_fill(window->cairo); - - // border - cairo_set_source_u32(window->cairo, config->colors.binding_mode.border); - cairo_rectangle(window->cairo, pos, 1.5, width + ws_horizontal_padding * 2 - 1, - height + ws_vertical_padding * 2); - cairo_stroke(window->cairo); - - // text - cairo_set_source_u32(window->cairo, config->colors.binding_mode.text); - cairo_move_to(window->cairo, (int)pos + ws_horizontal_padding, margin); - pango_printf(window->cairo, window->font, window->scale, - false, "%s", config->mode); -} - -void render(struct output *output, struct config *config, struct status_line *line) { - int i; - - struct window *window = output->window; - cairo_t *cairo = window->cairo; - bool is_focused = output->focused; - - // Clear cairo_save(cairo); cairo_set_operator(cairo, CAIRO_OPERATOR_CLEAR); cairo_paint(cairo); cairo_restore(cairo); cairo_set_operator(cairo, CAIRO_OPERATOR_SOURCE); - - // Background - if (is_focused) { + if (output->focused) { cairo_set_source_u32(cairo, config->colors.focused_background); } else { cairo_set_source_u32(cairo, config->colors.background); } cairo_paint(cairo); -#ifdef ENABLE_TRAY - uint32_t tray_width = tray_render(output, config); -#else - const uint32_t tray_width = window->width * window->scale; -#endif - - // Command output - if (is_focused) { - cairo_set_source_u32(cairo, config->colors.focused_statusline); + // TODO: use actual height + return 20; +} + +void render_frame(struct swaybar *bar, + struct swaybar_output *output) { + cairo_surface_t *recorder = cairo_recording_surface_create( + CAIRO_CONTENT_COLOR_ALPHA, NULL); + cairo_t *cairo = cairo_create(recorder); + uint32_t height = render_to_cairo(cairo, bar, output); + if (height != output->height) { + // Reconfigure surface + zwlr_layer_surface_v1_set_size( + output->layer_surface, 0, height); + // TODO: this could infinite loop if the compositor assigns us a + // different height than what we asked for + wl_surface_commit(output->surface); + wl_display_roundtrip(bar->display); } else { - cairo_set_source_u32(cairo, config->colors.statusline); - } - - int width, height; - - if (line->protocol == TEXT) { - get_text_size(window->cairo, window->font, &width, &height, - window->scale, config->pango_markup, "%s", line->text_line); - cairo_move_to(cairo, tray_width - margin - width, margin); - pango_printf(window->cairo, window->font, window->scale, - config->pango_markup, "%s", line->text_line); - } else if (line->protocol == I3BAR && line->block_line) { - double pos = tray_width - 0.5; - bool edge = true; - for (i = line->block_line->length - 1; i >= 0; --i) { - struct status_block *block = line->block_line->items[i]; - if (block->full_text && block->full_text[0]) { - render_block(window, config, block, &pos, edge, is_focused); - edge = false; - } - } - } - - cairo_set_line_width(cairo, 1.0); - double x = 0.5; - - // Workspaces - if (config->workspace_buttons) { - for (i = 0; i < output->workspaces->length; ++i) { - struct workspace *ws = output->workspaces->items[i]; - render_workspace_button(window, config, ws, &x); - } - } - - // binding mode indicator - if (config->mode && config->binding_mode_indicator) { - render_binding_mode_indicator(window, config, x); - } -} - -void set_window_height(struct window *window, int height) { - int text_width, text_height; - get_text_size(window->cairo, window->font, - &text_width, &text_height, window->scale, false, - "Test string for measuring purposes"); - if (height > 0) { - margin = (height - text_height) / 2; - ws_vertical_padding = margin - 1.5; - } - window->height = (text_height + margin * 2) / window->scale; + // Replay recording into shm and send it off + output->current_buffer = get_next_buffer(bar->shm, + output->buffers, output->width, output->height); + cairo_t *shm = output->current_buffer->cairo; + cairo_set_source_surface(shm, recorder, 0.0, 0.0); + cairo_paint(shm); + wl_surface_attach(output->surface, + output->current_buffer->buffer, 0, 0); + wl_surface_damage(output->surface, 0, 0, output->width, output->height); + wl_surface_commit(output->surface); + wl_display_roundtrip(bar->display); + } + cairo_surface_destroy(recorder); + cairo_destroy(cairo); } |